Finding the Fourth Proportional to 3,763,638,612.77, 5,646,101,087.68 and 1,551,639,134.84
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Solution
The fourth proportional to 3,763,638,612.77, 5,646,101,087.68 and 1,551,639,134.84 is: 2,327,723,862.01
Step by Step Solution
- Step 1: Write the proportion equation
3,763,638,612.77 : 5,646,101,087.68 = 1,551,639,134.84 : x - Step 2: Convert to fraction form
3,763,638,612.77/5,646,101,087.68 = 1,551,639,134.84/x - Step 3: Cross multiply
3,763,638,612.77x = 5,646,101,087.68 × 1,551,639,134.84 - Step 4: Simplify right side
3,763,638,612.77x = 8,760,711,406,917,214,208 - Step 5: Solve for x
x = 8,760,711,406,917,214,208/3,763,638,612.77 - Step 6: Final answer
x = 2,327,723,862.01
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.